ALPHA 1080X Street Light , 3-Mode Setting, Lithium Battery, Adjustable Mounting Bracket for Optimum Sunlight Exposure, Fit Max Pole Diameter 3" 3-mode setting. GREEN LED indicator: dusk to dawn lighting, PIR sensor does not function. BLUE LED indicator: PIR function is activated, dim mode 165 lumen, full brightness 1300 lumen. RED LED indicator: PIR function is activated, light is turned on when motion is detected, no motion no light/ complete darkness. Maximum pole diameter 8 cm (3 inch). Designed for 3-4 meter (10-13 feet) pole height; 6-8 meter (20-26 feet) distance between pole to pole. Important notice: pole is not included. 4-axis rotation enables optimum sunlight exposure during seasonal changes; allows light coverage area adjustment. Fitted with Lithium battery for enhanced safety, strong thermal stability, tolerance to abuse, high current rating and 1500 cycle life (at ambient temperature 25C). Be sure to charge A1080X in full sun for 8 hours before use. When A1080X does not perform according to setting, please turn off the system and charge in full sun for 3 days before use. Low battery power prohibits system to function normally. The light only comes on at night. Package includes: 1*solar street light fixture with built-in Lithium battery, mounting bracket. Trench Wiring  with the Alpha 1080X you do not need to run underground wire from the nearest electrical transformer to your lighting system. Trenching  Because the Alpha 1080X is a completely standalone, self-contained Solar Street Light System, you do not need to pay the additional costs of digging trenches for your underground wiring. Replacement Landscaping  Because you do not have to trench to install the Alpha 1080X, there is no additional cost for replacing and repairing the ground that is torn up during the trenching process. Land Usage Rights  With no need for external wire connections, etc, the Alpha 1080X allows you, the outdoor user to provide consistent, affordable lighting to your lighting locations without the need to negotiate with property owners to use their property for underground wiring and landscaping. No Electric Meter  With the Alpha 1080X there is no need to meter your lighting system. This means you save the cost of purchasing and installing a meter, and the electrical connection fees. No Electric Usage and Demand Charges  Because the Alpha 1080X is entirely Solar Powered, you dont need to pay for electrical usage. LED light life span more than 50,000 hours Save on light bulb replacement, maintenance and installation cost.